>> it could happen again. >> byron: in luzerne county, today is their test run. >> so it's just aboutorning, lieu zeern county, pennsylvania. >> byron: and logan is already hitting the ground running. >> i recruited my two sisters. we're just about ready to leave the house, go over to a polling place, set up, and be ready for 7:00 when the voters come. >> byron: he's one of thunders of thousands of election workers across the country getting ready for an almost 20-hour day so that voters can cast their ballots today. >> as an officer of election -- >> that's a commitment that needs to be made, to keep election on this the right track and allow your neighbors to come in and vote. >> byron: luzerne is still reeling from the last presidential election. >> it has been a very chaotic several years. it's just been one crazy moment after the next. >> byron: emily cook is the county's deputy director of elections. at just 26 years old, she's among the most senior members of her department. >> we do have a frequently revolving door within the elections office. it's pretty reflective of what el